Home Basin Index

Colebrook Dam, West Branch Farmington River
Colebrook Dam, West Branch Farmington River
 Drainage Area: 118 sq. miles 
 Channel Capacity: 3,000 cfs 
 Storage at Spillway Crest: 7.98 in / 50,200 ac-ft  
 Normal Pool: 708 Feet NGVD (Normal), 714.5 Feet (Spring) 
 Gate Settings for November 14, 2025 08:00 am Gate 1 Gate 2 Gate 3 Gate 4 Gate 5 Gate 6 Gate 7 Gate 8
  0.50 0.55 0.50          
Date Time (EDT) Pool
(ft)		 Storage
(%)		 Storage
(ac-ft)		 Goodwin
(ft)		 Flow
(cfs)		 Inflow
(cfs)		 Precip
(in)		 Air Temp
(F)
Nov-17 06:45 am             5.57  
Nov-17 05:45 am 666.32 0.0 0 639.07 264 326 5.57 32.9
Nov-17 04:45 am 666.25 0.0 0 639.00 264 322 5.57 32.5
Nov-17 03:45 am 666.25 0.0 0 639.08 260 326 5.57 32.7
Nov-17 02:45 am 666.24 0.0 0 639.08 267 339 5.57 31.9
Nov-17 01:45 am 666.23 0.0 0 639.00 264 335 5.57 32.8
Nov-17 12:45 am 666.20 0.0 0 638.98 264 343 5.57 32.5
Nov-16 11:45 pm 666.17 0.0 0 639.10 270 352 5.57 35.5
Nov-16 10:45 pm 666.18 0.0 0 638.98 267 343 5.57 34.5
Nov-16 09:45 pm 666.16 0.0 0 639.00 270 348 5.57 34.7
Nov-16 08:45 pm 666.10 0.0 0 639.01 273 348 5.57 36.6
Nov-16 07:45 pm 666.11 0.0 0 639.06 267 352 5.57 36.3
Nov-16 06:45 pm 666.05 0.0 0 639.03 267 352 5.56 37.8
Nov-16 05:45 pm 666.03 0.0 0 639.01 273 356 5.56 39.0
Nov-16 04:45 pm 665.99 0.0 0 639.03 273 356 5.56 38.1
Nov-16 03:45 pm 665.95 0.0 0 639.00 273 348 5.56 40.8
Nov-16 02:45 pm 665.93 0.0 0 638.97 270 356 5.56 41.8
Nov-16 01:45 pm 665.90 0.0 0 639.01 270 361 5.55 43.7
Nov-16 12:45 pm 665.88 0.0 0 638.96 270 356 5.55 45.5
Nov-16 11:45 am 665.88 0.0 0 639.00 264 365 5.55 46.6
Nov-16 10:45 am 665.81 0.0 0 639.01 264 352 5.55 49.1
Nov-16 09:45 am 665.84 0.0 0 639.04 264 339 5.55 50.5
Nov-16 08:45 am 665.78 0.0 0 639.05 264 339 5.55 49.4
Nov-16 07:45 am 665.75 0.0 0 638.96 264 339 5.55 49.1
Nov-16 06:45 am 665.71 0.0 0 638.96 264 343 5.55 48.6
Maximum 24 Hour Drawdown Rate Not Available - Missing Pool Data
Report Generated November 17, 2025 11:49 am